It's up to you whether to accept unconfirmed transactions or not. It is likely they'll be confirmed in short order, but there is still a possibility they might not, so for larger values you may want to wait for one or more confirmation(s)
Are you sure you want to rebuild the wallet cache? The following information will be deleted - Recipient addresses - Tx keys - Tx descriptions The old wallet cache file will be renamed and can be restored later.
